Home / 15,293,901.51-22,934,121.66-8,103,778.16

Finding the Fourth Proportional to 15,293,901.51, 22,934,121.66 and 8,103,778.16

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Solution

The fourth proportional to 15,293,901.51, 22,934,121.66 and 8,103,778.16 is: 12,152,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293,901.51 : 22,934,121.66 = 8,103,778.16 : x
  2. Step 2: Convert to fraction form
    15,293,901.51/22,934,121.66 = 8,103,778.16/x
  3. Step 3: Cross multiply
    15,293,901.51x = 22,934,121.66 × 8,103,778.16
  4. Step 4: Simplify right side
    15,293,901.51x = 185,853,034,112,420.34
  5. Step 5: Solve for x
    x = 185,853,034,112,420.34/15,293,901.51
  6. Step 6: Final answer
    x = 12,152,100.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.